X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_connectban.cpp;h=fcb4b09ed8dcb9c2a69473808458801007fd35ac;hb=55fa754510a00ea6691b9448389b006136d9e628;hp=00452a8f28c9e24c6689c01ab682ebcc06b36713;hpb=90875afded8d80cc6c61d9f7804c1ba7a74e70a7;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_connectban.cpp b/src/modules/m_connectban.cpp index 00452a8f2..fcb4b09ed 100644 --- a/src/modules/m_connectban.cpp +++ b/src/modules/m_connectban.cpp @@ -20,62 +20,39 @@ #include "inspircd.h" #include "xline.h" -/* $ModDesc: Throttles the connections of IP ranges who try to connect flood. */ - class ModuleConnectBan : public Module { - private: - clonemap connects; + typedef std::map ConnectMap; + ConnectMap connects; unsigned int threshold; unsigned int banduration; unsigned int ipv4_cidr; unsigned int ipv6_cidr; - public: - ModuleConnectBan() { - Implementation eventlist[] = { I_OnUserConnect, I_OnGarbageCollect, I_OnRehash }; - ServerInstance->Modules->Attach(eventlist, this, 3); - OnRehash(NULL); - } - - virtual ~ModuleConnectBan() - { - } + std::string banmessage; - virtual Version GetVersion() + public: + Version GetVersion() CXX11_OVERRIDE { return Version("Throttles the connections of IP ranges who try to connect flood.", VF_VENDOR); } - virtual void OnRehash(User* user) + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE { - ConfigReader Conf; - std::string duration; - - ipv4_cidr = Conf.ReadInteger("connectban", "ipv4cidr", 0, true); - if (ipv4_cidr == 0) - ipv4_cidr = 32; + ConfigTag* tag = ServerInstance->Config->ConfValue("connectban"); - ipv6_cidr = Conf.ReadInteger("connectban", "ipv6cidr", 0, true); - if (ipv6_cidr == 0) - ipv6_cidr = 128; - - threshold = Conf.ReadInteger("connectban", "threshold", 0, true); - - if (threshold == 0) - threshold = 10; - - duration = Conf.ReadValue("connectban", "duration", 0, true); - - if (duration.empty()) - duration = "10m"; - - banduration = ServerInstance->Duration(duration); + ipv4_cidr = tag->getInt("ipv4cidr", 32, 1, 32); + ipv6_cidr = tag->getInt("ipv6cidr", 128, 1, 128); + threshold = tag->getInt("threshold", 10, 1); + banduration = tag->getDuration("duration", 10*60, 1); + banmessage = tag->getString("banmessage", "Your IP range has been attempting to connect too many times in too short a duration. Wait a while, and you will be able to connect."); } - virtual void OnUserConnect(LocalUser *u) + void OnSetUserIP(LocalUser* u) CXX11_OVERRIDE { + if (u->exempt) + return; + int range = 32; - clonemap::iterator i; switch (u->client_sa.sa.sa_family) { @@ -88,7 +65,7 @@ class ModuleConnectBan : public Module } irc::sockets::cidr_mask mask(u->client_sa, range); - i = connects.find(mask); + ConnectMap::iterator i = connects.find(mask); if (i != connects.end()) { @@ -97,15 +74,18 @@ class ModuleConnectBan : public Module if (i->second >= threshold) { // Create zline for set duration. - ZLine* zl = new ZLine(ServerInstance->Time(), banduration, ServerInstance->Config->ServerName, "Your IP range has been attempting to connect too many times in too short a duration. Wait a while, and you will be able to connect.", mask.str()); - if (ServerInstance->XLines->AddLine(zl,NULL)) - ServerInstance->XLines->ApplyLines(); - else + ZLine* zl = new ZLine(ServerInstance->Time(), banduration, ServerInstance->Config->ServerName, banmessage, mask.str()); + if (!ServerInstance->XLines->AddLine(zl, NULL)) + { delete zl; - - ServerInstance->SNO->WriteGlobalSno('x',"Module m_connectban added Z:line on *@%s to expire on %s: Connect flooding", - mask.str().c_str(), ServerInstance->TimeString(zl->expiry).c_str()); - ServerInstance->SNO->WriteGlobalSno('a', "Connect flooding from IP range %s (%d)", mask.str().c_str(), threshold); + return; + } + ServerInstance->XLines->ApplyLines(); + std::string maskstr = mask.str(); + std::string timestr = InspIRCd::TimeString(zl->expiry); + ServerInstance->SNO->WriteGlobalSno('x',"Module m_connectban added Z:line on *@%s to expire on %s: Connect flooding", + maskstr.c_str(), timestr.c_str()); + ServerInstance->SNO->WriteGlobalSno('a', "Connect flooding from IP range %s (%d)", maskstr.c_str(), threshold); connects.erase(i); } } @@ -115,9 +95,9 @@ class ModuleConnectBan : public Module } } - virtual void OnGarbageCollect() + void OnGarbageCollect() { - ServerInstance->Logs->Log("m_connectban",DEBUG, "Clearing map."); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Clearing map."); connects.clear(); } };